Home / 51,214.48-76,856.45-17,934.82

Finding the Fourth Proportional to 51,214.48, 76,856.45 and 17,934.82

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Solution

The fourth proportional to 51,214.48, 76,856.45 and 17,934.82 is: 26,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,214.48 : 76,856.45 = 17,934.82 : x
  2. Step 2: Convert to fraction form
    51,214.48/76,856.45 = 17,934.82/x
  3. Step 3: Cross multiply
    51,214.48x = 76,856.45 × 17,934.82
  4. Step 4: Simplify right side
    51,214.48x = 1,378,406,314.77
  5. Step 5: Solve for x
    x = 1,378,406,314.77/51,214.48
  6. Step 6: Final answer
    x = 26,914.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.